If an INPUT is not present, or not valid, and qualified, the 1PPS Validity and Time Validity fields
will be “Not Valid” (orange).
If an INPUT is present, and the signal is considered valid, and qualified, the two indicators will
then turn “Valid” (Green).
5.2.4 NENA-Compliant Module
NetClock 9483 is equipped with a NENA-compliant module which provides:
IRIG support (including support for all NENA formats)
ASCII RS-232 time code support
ASCII RS-485 time code
relay/alarms.
Note: This module is not available for NetClock 9489.
348 NetClock User Reference Guide
APPENDIX
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